In a remix version of the song “Karate Chop” by rapper Future, Lil Wayne mocked 14-year-old African-American Emmett Till, a boy whose body was mutilated and tortured by white racists in Mississippi in 1955 after he allegedly whistled at a white woman.

Two of America’s hyper-rich white men met in Aspen, Colo., on Monday night to debate the impact of technology on the globe. Eric Schmidt is the chairman of Google and, despite his $6.9 billion, is accused by his opponent, entrepreneur and Ron Paul bankroller Peter Thiel, of not being a good enough capitalist.

Global population is expected to hit 9.1 billion in the next 40 years, causing demand for food to double. The U.N. says we will need to produce 70 percent more food by 2050 or risk starving hundreds of millions of people.

Is it possible to foretell how a president will lead based on a set of indicators culled from past precedents? That’s a hard call—but John Dean is willing to take his chances in his latest column about the future of America’s highest office.

The Israeli army, frustrated over the ineffectiveness of sending “a plane worth $100 million against a suicidal terrorist,” is developing futuristic weapons, including a “bionic hornet” capable of photographing and assassinating a target. (h/t: Engadget)